Ricoh MP C3004 Field Service Manual page 888

6. Troubleshooting
SC No.
SC324-01
SC324-01
RTB 43
SC No.
SC324-05 SC324-05
RTB 43
880
Type Error Name/Error Condition/Major Cause/Solution
D Development motor: Bk: Lock
Motor status is observed at 100ms intervals during motor ON, and the
unlock status is detected at least 20 times
• Motor defective
• Connector disconnected
• Harness broken
• IOB defective
• Development unit torque increased
• Replace the motor
• Reconnect the connector
• Replace the harness
• Replace the Imaging IOB.
• Replace the development unit
Type Error Name/Error Condition/Major Cause/Solution
D Development motor: CMY: Lock
Motor status is observed at 100ms intervals during motor ON, and the
unlock status is detected at least 20 times.
• Motor defective
• Connector disconnected
• Harness broken
• IOB defective
• Development unit torque increased
• Replace the motor
• Reconnect the connector
• Replace the harness
• Replace the Imaging IOB.
• Replace the development unit